3.1.5.20 DPSP_MSG_ADDPLAYERTOGROUP

When a DirectPlay client receives a DPSP_MSG_ADDPLAYERTOGROUP (section 2.2.12) message, it MUST look up the specified GroupID in the Group List and the specified PlayerID in the Player List. It MUST then add the player associated with the PlayerID to the group specified by the GroupID. The DirectPlay client SHOULD inform any higher-level entity of the arrival of this message.